fork_01:fork_01.c 
	gcc -o $@    $^
	./fork_01
	rm -f $@
log:=../../thirdparty/log.c  ../../thirdparty/log.h
redirect_02:redirect_02.c $(log)
	gcc -o $@    $^  -I../../thirdparty
	./redirect_02
	rm -f $@
